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Sample n° 1699
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
GYPSUM | Ca(SO4)2H2O | sulfates | - | major |
NATROJAROSITE | NaFe3+3(SO4)2(OH)6 | sulfates | - | minor |
Description
Description:
gypsum plates (20 cm) and yellow powder (natrojarosite)
Information:
Van Tassel, R., 1958. Notes minéralogiques. XI. Jarosite, natrojarosite, beaverite, leonhardtite et hexahydrite du Congo belge. Bulletin de l'Institut Royal des Sciences Naturelles de Belgique 34, n° 44, 12 pp.
Origin
- Country: Congo (RDC)
- Region: Kivu
- Locality: Rutshuru, Lake Edward
Specification
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Donors: LepersonneDonation year:
-
Sampling year:Registration date:
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Quantity: 2Size: 1
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Dimension code 1>2>3: 3Quality code 1>2>3: 1
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Holotype: noParatype: noRadioactive: no
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Thin section: noChemical analysis: noX-Ray spectra: no